Home / 1,038,040.70-1,555,894.65-532,406.30

Finding the Fourth Proportional to 1,038,040.70, 1,555,894.65 and 532,406.30

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Solution

The fourth proportional to 1,038,040.70, 1,555,894.65 and 532,406.30 is: 798,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,040.70 : 1,555,894.65 = 532,406.30 : x
  2. Step 2: Convert to fraction form
    1,038,040.70/1,555,894.65 = 532,406.30/x
  3. Step 3: Cross multiply
    1,038,040.70x = 1,555,894.65 × 532,406.30
  4. Step 4: Simplify right side
    1,038,040.70x = 828,368,113,796.30
  5. Step 5: Solve for x
    x = 828,368,113,796.30/1,038,040.70
  6. Step 6: Final answer
    x = 798,011.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.